Wednesday, 2016-03-30

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kongso quiet today...09:18
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rm_workit is early11:22
rm_workmost people work in CDT/PDT11:22
rm_workkong: where are you located?11:22
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mhaydenkong: shhh :)13:25
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openstackgerritKobi Samoray proposed openstack/octavia: Implement custom header support for Octavia  https://review.openstack.org/25790113:54
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johnsomMeeting agenda for today: https://wiki.openstack.org/wiki/Octavia/Weekly_Meeting_Agenda14:13
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openstackgerritMichael Johnson proposed openstack/neutron-lbaas: Improve session persistence gate issue  https://review.openstack.org/27887419:50
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johnsomKick that can a bit farther down the rebase path19:51
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johnsomOctavia meeting starting soon on #openstack-meeting-alt19:59
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kongrm_work: in new zealand20:25
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openstackgerritMark Vanderwiel proposed openstack/neutron-lbaas-dashboard: fix unit tests  https://review.openstack.org/29671820:49
openstackgerritmin wang proposed openstack/octavia: Fix the lauchpad bug #1548555  https://review.openstack.org/29962320:54
openstackbug 1548555 in octavia "Hardcoded default credentials for anchor" [High,New] https://launchpad.net/bugs/154855520:54
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openstackgerritLucas Palm proposed openstack/neutron-lbaas-dashboard: Show the member status properties  https://review.openstack.org/29962921:06
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openstackgerritmin wang proposed openstack/octavia: Fix the lauchpad bug #1548555  https://review.openstack.org/29962321:23
openstackbug 1548555 in octavia "Hardcoded default credentials for anchor" [High,New] https://launchpad.net/bugs/1548555 - Assigned to min wang (swiftwangster)21:23
openstackgerritMichael Johnson proposed openstack/neutron-lbaas: Improve session persistence gate issue  https://review.openstack.org/27887421:34
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bharathmsbalukoff: I am reviewing your patch. https://review.openstack.org/#/c/232173/2..3/doc/source/main/dev-quick-start.rst21:49
bharathmHave a question.. Do we use certs for amphora health checks too ? They are UDP with hmacs' aren't they ?21:50
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sbalukoffbharathm: That's correct, though I forget how we calculate the HMAC.22:00
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bharathmOk.. because I noticed you mentioned SSL certs needed for health checks too in L233 in that url22:02
sbalukoffYeah. We should probably double-check how we calculate the HMAC to see how we're seeding it with a known shared secret between the controller and amphora (SSL key would make sense here, though of course I haven't looked at that specific code).22:03
johnsomHealth messages do not use the certs.  It uses the pre-shared key and HMAC sha25622:07
sbalukoffHow is the pre-shared key populated?22:07
johnsomIt's in the octavia.conf22:07
sbalukoffSo, it's not unique to each amphora?22:07
johnsomAnd loaded in the amp via config drive amphora-agent.conf22:07
sbalukoffSo, amphora can spoof messages from each other?22:07
sbalukoffI smell a low-priority bug. ;)22:08
johnsomI think I asked for a counter but I don't know that it got implemented22:08
sbalukoffOk, I'll file a bug on it. :)22:08
sbalukoff(This really ought not be something in a config file, just sayin')22:08
sbalukoffOr rather, in the controller config. Amphora config is fine, IMO.22:09
johnsomI think the amp ID is in there too, so a hostile amp would have to know the id of it's target22:09
sbalukoffOk, that's a little better.22:09
sbalukoffIn any case, though bharathm: My doc is wrong on that point.22:10
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bharathmOkay.. Just making sure I got the correct info :-)22:12
johnsomYeah, had to look what got implemented there: https://github.com/openstack/octavia/blob/master/octavia/amphorae/backends/health_daemon/health_daemon.py22:12
johnsomThere is a sequence (not sure it's checked) and the amp id inside the health message22:13
sbalukoffSo it's not terrible... but it does make the perhaps unwarranted assumption that the amphora UUID will be treated as sensitive information elsewhere.22:14
sbalukoffjohnsom: Where in that code are you seeing a signature happening?22:15
openstackgerritmin wang proposed openstack/octavia: Remove the default anchor usrename and password value  https://review.openstack.org/29962322:17
johnsomThe hmac is here: https://github.com/openstack/octavia/blob/master/octavia/amphorae/backends/health_daemon/status_message.py22:18
johnsomThe previous link was the payload22:18
sbalukoffOh! Ok.22:19
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bana_kcan you all please review this one too https://review.openstack.org/#/c/286365/ :)23:34
xgermansbalukoff johnsom we definitely don’t check the sequence23:48
xgermanfor the Health messages23:48
johnsomYeah.  At least it makes the messages variable23:48
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